Sketchup physic gravity question, component drops on component bounding box, not on the entity

SketchUp
1

Hi Guys,

Do you know how to fix below problem?

image
image1673×983 271 KB

2

test1.skp (124.9 KB)

Here is the file

Thanks for your interest!

3

Try this one.
test1_ecati.skp (144.2 KB)

4

Ecati,

Thanks, perfectly works! So you just unsmooth the entity? what else did you do, did you change the physic setting? Thanks again

5

Yes, I changed some settings. You can check.